CAS 10213-10-2 98% kadar sodium ungkat Dihidran untuk membuat Teungkstate Sodium

• CAS No: 10213-10-2
• Rumus: H4na2o6w
• EINECS: 600-275-2
• Tampilan: White Powder, Powder
• Standar nilai: Kelas Industri
• mw: 329.85
• Tidak. Model.: a fyh 10213-10-2
• kemurnian: 98%
• penyimpanan: ya
• contoh: dukungan
• Paket Transportasi: Bag
• Spesifikasi: 25kg
• Merek Dagang: Future Chemical
• Asal: China
• Kapasitas Produksi: 1000ton

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Product Description

CAS 10213-10-2 98% purity Sodium tungstate dihydrate for Making tungstate

                 

Sodium tungstate dihydrate Basic information
Product Name:	Sodium tungstate dihydrate
CAS:	10213-10-2
MF:	H4Na2O6W
MW:	329.85
EINECS:	600-275-2
Mol File:	10213-10-2.mol
Sodium tungstate dihydrate Chemical Properties
Melting point	698 °C(lit.)
density	4.18
storage temp.	Storage temperature: no restrictions.
solubility	H2O: 1 M at 20 °C, clear, colorless
form	Solid
color	White to slightly yellow
Specific Gravity	3.25
Odor	Odorless
PH	9.5-11.5 (25ºC, 1M in H2O)
PH Range	9 - 11.5 at 100 g/l at 20 °C
Water Solubility	730 g/L (20 ºC)
λmax	λ: 260 nm Amax: ≤0.120
	λ: 280 nm Amax: ≤0.035
Merck	148,698
InChIKey	WPZFLQRLSGVIAA-UHFFFAOYSA-N
CAS DataBase Reference	10213-10-2(CAS DataBase Reference)
EPA Substance Registry System	Tungstate (WO42-), disodium, dihydrate, (T-4)- (10213-10-2)

 

Analysis Content	Analysis Standard	Analysis Results
Na2WO4•2H2O	≥98%	98.18%
Mo	≤0.02%	0.018%
As	≤0.002%	0.001%
Fe	≤0.002%	0.001%
Pb	≤0.002%	0.002%
pH	8-9	8.3
Water Insoluble Matter	≤0.02%	0.02%

 

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